MC10H188MEL

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MC10H188MEL is a logic IC that belongs to the Buffers, Drivers, Receivers, and Transceivers category. It is a 8-bit, bidirectional, noninverting bus transceiver with tri-state outputs and an Enable input. It is designed for use in address and data bus systems that require extra loading capacitance and greater noise immunity than those provided by latching bus transceivers.

The MC10H188MEL is a popular choice for many applications, due to its versatile range of logic functions and high speed appeal. Commonly used in driver applications, the device can, when tri-stated, be used as a buffer, and in combination with other drivers, can be used to control external drivers. Further applications include driving large bus systems, where outputsrequire current sourcing.

The basic working principles of this transceiver are centred around two sets of 8-bit buffers, one from the A to the B bus and one from the B to the A bus. When the Enable input is low, the outputs of both sets of buffers become inactive and the outputs assume a high-impedance state.

When the Enable input is switched to the high state, the buffers are enabled, allowing the transceiver to be used either as a bidirectional bus transceiver between two buses, or alternatively, when used with discrete control signals, as a bidirectional unity gain amplifier.

The MC10H188MEL also features a tri-state bidirectional bus interface, allowing it to be used as an active-high/active-low level translater or converter. The device\'s tri-state buffers can accept TTL-compatible levels, and will drive Bus Open Collector (BOC) loads, allowing it to be used for interfacing with other TTL circuits.

Additional features include a low-power standby mode, an open collector output architecture, which helps to extend bus lengths, and Schmitt Trigger input buffers. The device exhibits high noise immunity thro ugh its high trip point, which ensures that when inputs are driven to a low-level and then high, they remain at the high level.

The MC10H188MEL is manufactured in a dielectrically isolated PMOS process and is available in 16-pin surface mount (PLCC) and PDIP packages, making it suitable for a range of applications, ranging from low power to high performance.

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